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Rainwater Harvesting Microhome Constructed With QuadCore Panels and Accoya Wood

Authors:
David Seth Donnell, Anthony David Gengaro
Rainwater Harvesting Microhome Constructed With QuadCore Panels and Accoya Wood

Project in-detail

Constructed from sustainable Accoya wood and enhanced with QuadCore panels, the microhome utilizes an integrated rainwater harvesting system to provide efficient housing solutions for the Havasupai tribe in Arizona.
5 key facts about this project
01
Constructed with Accoya wood, ensuring durability and minimal maintenance.
02
Integrates QuadCore panels for superior insulation and energy efficiency.
03
Features a rainwater harvesting system tailored to the local climate needs.
04
Designed with a flexible open floor plan for communal living and activities.
05
Emphasizes passive cooling techniques to reduce reliance on mechanical systems.
The Pai House is an architectural project designed for the Havasupai tribe within the Havasupai Indian Reservation in Arizona, emphasizing sustainable living while honoring cultural traditions. This microhome integrates modern building techniques with the region’s historical context, employing materials and methods that reflect both contemporary and indigenous practices. The design prioritizes functionality, environmental integration, and resource conservation, allowing for a coherent blend of the interior and exterior spaces.

Unique to the Pai House is its commitment to sustainability. It utilizes Accoya® wood for durability and aesthetic appeal, QuadCore® KarrierPanel® for energy efficiency, and photovoltaic shingles for renewable energy generation. The roof incorporates a rainwater harvesting system essential for addressing local water scarcity challenges. Each of these materials contributes to a reduced environmental impact while maintaining the resilience necessary for the local climate. The architectural form, featuring undulating panels that mimic the natural landscape, ensures the structure harmonizes with the surrounding terrain.

Functionally, the Pai House supports a flexible living arrangement, accommodating the lifestyle of the Havasupai people. The open floor plan fosters community interaction, allowing for multipurpose spaces suitable for gatherings and daily activities. Extensive windows and skylights enhance natural lighting, promoting an airy atmosphere conducive to well-being. The design also integrates passive cooling and heating techniques, minimizing reliance on mechanical systems.

A distinctive aspect of the Pai House is its cultural relevance and social responsibility. It aims to empower the local community through sustainable housing, encouraging future generations to remain engaged with their heritage. The architectural decisions reflect a deep respect for the land and its history while embracing innovative solutions to contemporary challenges.

For a comprehensive understanding of the Pai House, including architectural plans, sections, designs, and innovative ideas, interested readers are encouraged to explore the project's presentation further.
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100,000 € Prize Fund / Kingpsan Edition #10
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100,000€ Prize / 2025

Design a new small-scale home concept in the 10th edition of MICROHOME — 100,000 € prize + construction

Competition organisers

The 10th edition of the MICROHOME architecture competition invites architects and designers from around the world to explore the possibilities of compact, sustainable living. Hosted by Buildner in collaboration with Kingspan and Hapi Homes, this special edition challenges participants to design an off-grid, modular microhome for a young professional couple, with a maximum floor area of 25 m². Designs should prioritize innovation, efficiency, and real-world feasibility. 

A total prize fund of 100,000 € will be awarded, including three main prizes, the Kingspan Award, and the Hapi Homes Award, which will grant 15,000 € and lead to the construction of the selected design. The final registration deadline is September 25, 2025, and winners will be announced on Decebmer 9, 2025. For full competition details and submission guidelines, visit microhome.info.

Microhome

Design a new small-scale home concept in the 10th edition of MICROHOME — 100,000 € prize + construction

100,000 € PRIZE FUND / KINGPSAN EDITION #10 IDEAS COMPETITION
Prize 100,000 € + Potential realisation
Eligibility Open to all
Early bird registration deadline 22 May 2025
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